<template>
  <div>
    <h2>TsSubTitle</h2>
    count:{{ count }}
    <br>
    msg:{{ msg }}
    <br>
    age:{{ age }}
  </div>
</template>
<script setup>
import { inject } from 'vue';
const count = inject('count');
const msg = inject('msg');
const age = inject('age');
</script>